21279389616

素因数分解:

$2^4\times 3^2\times {\mathrm{4813}}^1\times {\mathrm{30703}}^1$

素因数の和:35530

約数の個数: 60

約数和(自身を含む): 59567049568

約数和(自身を除く): 38287659952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 4813, 9626, 14439, 19252, 28878, 30703, 38504, 43317, 57756, 61406, 77008, 86634, 92109, 115512, 122812, 173268, 184218, 231024, 245624, 276327, 346536, 368436, 491248, 552654, 693072, 736872, 1105308, 1473744, 2210616, 4421232, 147773539, 295547078, 443320617, 591094156, 886641234, 1182188312, 1329961851, 1773282468, 2364376624, 2659923702, 3546564936, 5319847404, 7093129872, 10639694808, 21279389616]

約数ペア:

[(1, 21279389616), (2, 10639694808), (3, 7093129872), (4, 5319847404), (6, 3546564936), (8, 2659923702), (9, 2364376624), (12, 1773282468), (16, 1329961851), (18, 1182188312), (24, 886641234), (36, 591094156), (48, 443320617), (72, 295547078), (144, 147773539), (4813, 4421232), (9626, 2210616), (14439, 1473744), (19252, 1105308), (28878, 736872), (30703, 693072), (38504, 552654), (43317, 491248), (57756, 368436), (61406, 346536), (77008, 276327), (86634, 245624), (92109, 231024), (115512, 184218), (122812, 173268)]